AMD Radeon R9 260 OEM vs AMD Radeon R9 M290X Mac Edition
What is the difference between AMD Radeon R9 260 OEM and AMD Radeon R9 M290X Mac Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Bonaire | GPU Name | Pitcairn |
| Bonaire XT (215-0839039) | Model number | Pitcairn PRO (215-0828062) |
| GCN 2.0 | Architecture | GCN 1.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 2,080 million | Transistors | 2,800 million |
| 160 mm² | Die Size | 212 mm² |
Graphics Card
| Dec 21st, 2013 | Release Date | Nov 23rd, 2014 |
| Volcanic Islands (R9 200) | Family | Crystal System (R9 M200) |
| End-of-life | Production | End-of-life |
| Sea Islands | Predecessor | Solar System |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 1024 MB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 128 bit | Memory Bus | 256 bit |
| 104.0 GB/s | Bandwidth | 174.7 GB/s |
Performance
| 17.60 GPixel/s | Pixel fillrate | 31.20 GPixel/s |
| 61.60 GTexel/s | Texture fillrate | 62.40 GTexel/s |
| 1.971 TFLOPS | FP32 (float) performance | 1.997 TFLOPS |
| 123.2 GFLOPS (1:16) | FP64 (double) performance | 124.8 GFLOPS (1:16) |
Clock Speeds
| 1625 MHz 6.5 Gbps effective | Memory Clock | 1365 MHz 5.5 Gbps effective |
Render Config
| 896 | Shading Units | 1024 |
| 56 | TMUs | 64 |
| 16 | ROPs | 32 |
| 14 | Compute Units | 16 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 256 KB | L2 Cache | 512 KB |
Board Design
| Dual-slot | Slot Width | MXM Module |
| 85 W | Thermal design power (TDP) | 80 W |
| 1x DVI 1x HDMI 2x mini-DisplayPort | Display Connectors | No outputs |
| 1x 6-pin | Power Connectors | None |
API support
| 12 (12_0) | DirectX | 12 (11_1) |
| 4.6 | OpenGL | 4.6 |
| 2.0 | OpenCL | 1.2 |
| 1.2 | Vulkan | 1.2 |
| 6.3 | Shader Model | 5.1 |